Astronomers have spotted a cosmic explosion of high-energy gamma-rays unlike any ever seen before. The gamma-ray burst (GRB) designated GRB 250702B set itself apart from other explosive bursts of ...

If you’ve been following Gizmodo’s astrophysics coverage, you’ve probably noticed a pattern: Scientists study a cosmic phenomenon and start to get a handle on it—then something shows up that ...

Astronomers have discovered a tiny, ghostly galaxy in a remote corner of the universe, likely a cosmic castaway flung from its original galactic group billions of years ago and left to wander in ...